Std.
[医] 皮肤试验剂量
🗣️ 情景例句
Don't worry about being late. It's fine.
别为迟到担心了 没有关系。
I wrote music scores last night.
我昨晚在写歌谱。
yet following her regular practice she had shut them before going out.
而她记得在出门买东西前，她按老规矩是把房门一一锁上的。